Home / 882,437.09-1,217,787.43-495,276.58

Finding the Fourth Proportional to 882,437.09, 1,217,787.43 and 495,276.58

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Solution

The fourth proportional to 882,437.09, 1,217,787.43 and 495,276.58 is: 683,495.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,437.09 : 1,217,787.43 = 495,276.58 : x
  2. Step 2: Convert to fraction form
    882,437.09/1,217,787.43 = 495,276.58/x
  3. Step 3: Cross multiply
    882,437.09x = 1,217,787.43 × 495,276.58
  4. Step 4: Simplify right side
    882,437.09x = 603,141,591,021.01
  5. Step 5: Solve for x
    x = 603,141,591,021.01/882,437.09
  6. Step 6: Final answer
    x = 683,495.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.